<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title>E4X:ECMAScript for XML</title>
</head>
<body>
<h1>E4X:ECMAScript for XML</h1>
<a href="javascript:alert(new Date().toLocaleTimeString());">检查时间，而不必覆盖整个文档</a>
</body>
<script type="text/javascript" src="../js/e4x.js" defer async></script>
</html>